How does sound travel?

What must happen for us to hear vibrations from a noise?

• They must travel through water.

• They must travel through the air to our ears.

• They must be silent.

• They must be visible.

What are air particles responsible for in the context of sound?

• Blocking sound waves.

• Creating sound waves.

• Making sound visible.

• Transmitting sound vibrations.

How does sound travel through the air?

• In a zigzag pattern.

• In a spiral.

• In a straight line.

• In a wave.

What is a sound wave?

• A wave that can be seen and heard.

• A wave that carries sound through air particles.

• A type of light wave.

• A visible wave in the air.

When can you hear sound waves?

• When they are visible.

• When they stop moving.

• When they reach your ears.

• When they are silent.